vhdl programming of small robot project

[jjzx]

using a xilinx 3e starter kit. i have an srf05 sonar, a servo, an extention board, h bridge circuit, trek robot base, and an accelerometer. i am trying to make a robot using those components to make a distance measuring object detection robot but i have no idea on what are the vhdl codes. this is for a school project and i really need it done soon. please help if you can
vhdl snippets will be very much appreciated..